Github user asdf2014 commented on the issue: https://github.com/apache/zookeeper/pull/296 @afine Could you approve this PR? @phunt @anmolnar PTAL.  Just recently, i experienced this situation again, this time due to the bad disk rather than the huge WAL file. But i still cannot get the root cause from Zookeeper log... ![image](https://user-images.githubusercontent.com/8108788/34287956-6a946230-e725-11e7-865f-2b4c140868e6.png)
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